WHOLE VOL 



KOKTll AMKKICA 



831 



CHICAGO, TTNITEI) STATES 



Lat. 41° 53' N. Long. 87° 37' W. Hb = 823 ft. 



TEMPERATURE IX DEGREES F. 



Mean.s of iCdaily Max. + daily Min.) 



M'ns 25.6 27.0 36.6 47.4 58.4 



.1 74.0 72.9 



54.8 41.5 30.3 50.2 



